Home / 1,493,905.75-2,061,589.94-814,842.25

Finding the Fourth Proportional to 1,493,905.75, 2,061,589.94 and 814,842.25

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Solution

The fourth proportional to 1,493,905.75, 2,061,589.94 and 814,842.25 is: 1,124,482.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493,905.75 : 2,061,589.94 = 814,842.25 : x
  2. Step 2: Convert to fraction form
    1,493,905.75/2,061,589.94 = 814,842.25/x
  3. Step 3: Cross multiply
    1,493,905.75x = 2,061,589.94 × 814,842.25
  4. Step 4: Simplify right side
    1,493,905.75x = 1,679,870,585,286.97
  5. Step 5: Solve for x
    x = 1,679,870,585,286.97/1,493,905.75
  6. Step 6: Final answer
    x = 1,124,482.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.